164606640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62351}}^1$

素因数の和:62378

約数の個数: 80

約数和(自身を含む): 556678656

約数和(自身を除く): 392072016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 62351, 124702, 187053, 249404, 311755, 374106, 498808, 623510, 685861, 748212, 935265, 997616, 1247020, 1371722, 1496424, 1870530, 2057583, 2494040, 2743444, 2992848, 3429305, 3741060, 4115166, 4988080, 5486888, 6858610, 7482120, 8230332, 10287915, 10973776, 13717220, 14964240, 16460664, 20575830, 27434440, 32921328, 41151660, 54868880, 82303320, 164606640]

約数ペア:

[(1, 164606640), (2, 82303320), (3, 54868880), (4, 41151660), (5, 32921328), (6, 27434440), (8, 20575830), (10, 16460664), (11, 14964240), (12, 13717220), (15, 10973776), (16, 10287915), (20, 8230332), (22, 7482120), (24, 6858610), (30, 5486888), (33, 4988080), (40, 4115166), (44, 3741060), (48, 3429305), (55, 2992848), (60, 2743444), (66, 2494040), (80, 2057583), (88, 1870530), (110, 1496424), (120, 1371722), (132, 1247020), (165, 997616), (176, 935265), (220, 748212), (240, 685861), (264, 623510), (330, 498808), (440, 374106), (528, 311755), (660, 249404), (880, 187053), (1320, 124702), (2640, 62351)]